<!DOCTYPE html>
<html>
  <head>
    <style>
html {
  width: 100%;
  height: 100%;
}

body {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
}

#map_canvas {
  height: 100%;
  width: 100%;
}
  </style>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=true"></script>
<script type="text/javascript">
  function initialize() {
    var latlng = new google.maps.LatLng(-34.397, 150.644);
    var myOptions = {
      zoom: 8,
      center: latlng,
      mapTypeId: google.maps.MapTypeId.ROADMAP
    };
    var map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
  }

</script>
</head>
<body onload="initialize()">
  <div id="map_canvas"></div>
</body>
</html>
